... Nice in appearance Easily operate Air Brakes1. The air pressure ventilation shaft clutch: NAC5, NAC10, NAC40, NAC602. Air pressure ventilation shaft brakes: ... NAB5T/S, NAB10T/S, NAB20T/S, NAB40T, NAB65T3. Air compressor/pneumatic type disc drum brake DBK, DBG104, DBG105: DBH104, BDH105, and ... manufacturing, automation engineering etc. More than 100 machines. DBK Air Brakes (Type Of Cooling And Fan)